recursive.yml

name: Recursive calling of MEX functions

on:
  # Trigger the workflow on push or pull request
  #push:
  pull_request:  # DANGEROUS! MUST be disabled for self-hosted runners!
  # Trigger the workflow by cron. The default time zone of GitHub Actions is UTC.
  schedule:
    - cron: '0 12 * * *'
  # Trigger the workflow manually
  workflow_dispatch:
    inputs:
      git-ref:
        description: Git Ref (Optional)
        required: false
      depth:
        description: Depth of recursion (Optional)
        required: false

# Show the git ref in the workflow name if it is invoked manually.
run-name: ${{ github.event_name == 'workflow_dispatch' && format('Manual run {0} , recursion depth {1}', inputs.git-ref, inputs.depth) || '' }}

jobs:
  test:
    name: Recursive test of PRIMA
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest, ubuntu-20.04, macos-11, windows-2019]
        matlab: [R2020b, R2021a, R2022a, R2023a]

        # Exclude some versions of OS and MATLAB. In addition to the latest versions, we intend to
        # test the earliest version of MATLAB on each OS.
        exclude:
          - os: ubuntu-latest
            matlab: R2020b
          - os: ubuntu-latest
            matlab: R2021a
          - os: ubuntu-latest
            matlab: R2022a
          - os: ubuntu-20.04
            matlab: R2021a
          - os: ubuntu-20.04
            matlab: R2022a
          - os: ubuntu-20.04
            matlab: latest

          - os: macos-latest
            matlab: R2020b
          - os: macos-latest
            matlab: R2021a
          - os: macos-latest
            matlab: R2022a
          - os: macos-11
            matlab: R2020b
          - os: macos-11
            matlab: R2021a
          - os: macos-11
            matlab: latest

          - os: windows-latest
            matlab: R2020b
          - os: windows-latest
            matlab: R2021a
          - os: windows-latest
            matlab: R2022a
          - os: windows-2019
            matlab: R2020b
          - os: windows-2019
            matlab: R2022a
          - os: windows-2019
            matlab: latest


    steps:

      - name: Clone Repository (Latest)
        uses: actions/checkout@v4.1.2
        if: github.event.inputs.git-ref == ''
        with:
          ssh-key: ${{ secrets.SSH_PRIVATE_KEY_ACT }} # This forces checkout to use SSH, not HTTPS
          submodules: recursive
      - name: Clone Repository (Custom Ref)
        uses: actions/checkout@v4.1.2
        if: github.event.inputs.git-ref != ''
        with:
          ref: ${{ github.event.inputs.git-ref }}
          ssh-key: ${{ secrets.SSH_PRIVATE_KEY_ACT }} # This forces checkout to use SSH, not HTTPS
          submodules: recursive
      - name: Clone setup_mex
        uses: actions/checkout@v4.1.2
        with:
          repository: equipez/setup_mex
          path: setup_mex

      - name: Link gfortran for MATLAB on Linux
        if: startsWith(matrix.os, 'ubuntu')
        run: |
          GFVER=12
          if [[ "${{ matrix.os }}" = "ubuntu-20.04" ]] ; then
              GFVER=11
          fi
          if [[ "${{ matrix.matlab }}" = "R2020b" || "${{ matrix.matlab }}" = "R2021a" || "${{ matrix.matlab }}" = "R2021b" ]] ; then
              GFVER=9
          fi
          bash .github/scripts/link_gfortran "$GFVER"

      - name: Install Intel oneAPI on macOS
        if: startsWith(matrix.os, 'macos')
        run: bash .github/scripts/install_oneapi_macos.sh

      - name: Install Intel oneAPI on Windows
        if: startsWith(matrix.os, 'windows')
        run: cmd.exe "/K" '".github\scripts\install_oneapi_windows.bat"'

      - name: Cache MATLAB  # N.B.: Clear the cache when the `latest` version of MATLAB changes in March and September
        uses: actions/cache@v4.0.2
        with:
          path: ${{ runner.tool_cache }}/MATLAB
          key: ${{ matrix.os }}-${{ matrix.matlab }}-yes

      - name: Set up MATLAB
        uses: matlab-actions/setup-matlab@v2.1.2
        with:
          release: ${{ matrix.matlab }}

      - name: Conduct the test
        uses: matlab-actions/run-command@v2.1.1
        with:
          command: |
            ver;
            old_dir = cd();

            cd setup_mex;
            try_mex_setup('fortran');
            cd(fullfile(old_dir, 'recursive'));

            if ~isempty('${{ inputs.depth }}')
                depth = str2num('${{ inputs.depth }}');
            else
                depth = 3;
            end
            recursive(depth);